Foundations in Microbiology
10th Edition
ISBN: 9781259705212
Author: Kathleen Park Talaro, Barry Chess Instructor
Publisher: McGraw-Hill Education
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Chapter 3.L1, Problem 16MCQ
Summary Introduction
Introduction:
An optical microscope uses visible light and is typically viewed directly by the eye.
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Which of the following is NOT an optical microscope? a. dark-fi eld c. atomic force b. confocal d. fl uorescent
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A microscope that has a total magnification of 1,500× when using the oil immersion objective has an ocular of what power? a. 150× c. 15× b. 1.5× d. 30×
Chapter 3 Solutions
Foundations in Microbiology
Ch. 3.1 - Explain what unique characteristics of...Ch. 3.1 - Briefly outline the processes and purposes of the...Ch. 3.1 - Name the notable features of microorganisms that...Ch. 3.1 - In one sentence each, define what is involved in...Ch. 3.2 - Prob. 3ELOCh. 3.2 - Prob. 4ELOCh. 3.2 - Prob. 5ELOCh. 3.2 - Prob. 6ELOCh. 3.2 - Prob. 7ELOCh. 3.2 - Prob. 8ELO
Ch. 3.2 - Prob. 3CYPCh. 3.2 - Prob. 4CYPCh. 3.2 - Prob. 5CYPCh. 3.2 - Prob. 6CYPCh. 3.2 - Prob. 7CYPCh. 3.2 - Prob. 8CYPCh. 3.2 - Prob. 9CYPCh. 3.2 - Compare the way that the image is formed in the...Ch. 3.3 - Prob. 9ELOCh. 3.3 - Define dyes and describe the basic chemistry...Ch. 3.3 - Prob. 11ELOCh. 3.3 - Distinguish between simple, differential, and...Ch. 3.3 - Describe the process of Gram staining and how its...Ch. 3.3 - Prob. 11CYPCh. 3.3 - Explain what happens in positive staining to cause...Ch. 3.3 - Prob. 13CYPCh. 3.3 - For a stain to be considered differential, what...Ch. 3.3 - Prob. 15CYPCh. 3.4 - Prob. 14ELOCh. 3.4 - Prob. 15ELOCh. 3.4 - Explain what an isolated colony is and indicate...Ch. 3.4 - Differentiate between a pure culture, subculture,...Ch. 3.4 - What kinds of data are collected during...Ch. 3.4 - Prob. 19ELOCh. 3.4 - Prob. 16CYPCh. 3.4 - Prob. 17CYPCh. 3.4 - Prob. 18CYPCh. 3.4 - Compare and contrast three common laboratory...Ch. 3.4 - Describe how an isolated colony forms.Ch. 3.4 - Prob. 21CYPCh. 3.5 - Prob. 20ELOCh. 3.5 - Name the three general categories of media, based...Ch. 3.5 - Compare and contrast liquid, solid, and semisolid...Ch. 3.5 - Prob. 23ELOCh. 3.5 - Prob. 24ELOCh. 3.5 - Identify the qualities of enriched, selective, and...Ch. 3.5 - Explain what it means to say that microorganisms...Ch. 3.5 - Describe live media and the circumstances that...Ch. 3.5 - Describe the main purposes of media, and compare...Ch. 3.5 - Differentiate among the ingredients and functions...Ch. 3.5 - Explain the two principal functions of dyes in...Ch. 3.5 - Why are some bacteria difficult to grow in the...Ch. 3.5 - What conditions are necessary to cultivate viruses...Ch. 3.L1 - Prob. 1MCQCh. 3.L1 - Prob. 2MCQCh. 3.L1 - Prob. 3MCQCh. 3.L1 - Prob. 4MCQCh. 3.L1 - Prob. 5MCQCh. 3.L1 - Prob. 6MCQCh. 3.L1 - Resolution is _____________ with a longer...Ch. 3.L1 - Prob. 8MCQCh. 3.L1 - Prob. 9MCQCh. 3.L1 - The specimen for an electron microscope is always...Ch. 3.L1 - Motility is best observed with a a. hanging drop...Ch. 3.L1 - Prob. 12MCQCh. 3.L1 - Prob. 13MCQCh. 3.L1 - Prob. 14MCQCh. 3.L1 - What type of medium is used to maintain and...Ch. 3.L1 - Prob. 16MCQCh. 3.L1 - Multiple Matching. For each type of medium, select...Ch. 3.L1 - Prob. 1CSRCh. 3.L1 - Prob. 2CSRCh. 3.L1 - Prob. 3CSRCh. 3.L1 - Prob. 1WCCh. 3.L1 - Prob. 2WCCh. 3.L1 - Prob. 3WCCh. 3.L1 - Describe the steps of the Gram stain, and explain...Ch. 3.L1 - Describe the steps you would take to isolate,...Ch. 3.L1 - Prob. 6WCCh. 3.L1 - Evaluate the following preparations in terms of...Ch. 3.L2 - A certain medium has the following composition: a....Ch. 3.L2 - a. Name four categories that blood agar fits. b....Ch. 3.L2 - Prob. 3CTCh. 3.L2 - Go back to section 1.2 and observe the six...Ch. 3.L2 - Since the dyes for the Gram stain are not specific...Ch. 3.L2 - Examine figure 3.10a, b (shown here). If you...Ch. 3.L2 - Prob. 2VC
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- The use of the natural source of light collected by the mirror and condensed by the diaphragm is a characteristic of which type of microscope? A. Transmission Electron Microscope B. Scanning Electron Microscope C. Compound Light Microscope D. Single Lens Microscope Based on your answer in the previous item, what specific surface of mirror is wise to be used? A. concave surfaced В. convex surfaced С. any kind of surfaced can be used D. plain surfacedarrow_forwardDescribe the ff types of microscope: A. Darkfield microscope B. Phase contrast microscope C. Differential interfetence microscopearrow_forwardThe specimen for an electron microscope is always a. stained with dyes c. killed b. sliced into thin sections d. viewed directlyarrow_forward
- Larger plate height corresponds to which of the following? a. Higher resolution b. Lower resolution c. Slower separation d. Faster separationarrow_forwardThe resolving power of the microscope reveals: a. Whether or not oil is needed to see a microorganism. b. The maximum magnification possible with a particular objective. closely spaced objects to be seen clearly. c. Two closely spaced objects to be seen clearly. d. The magnification capacity of the microscope E.the amount of clearance between slide and objective lens.arrow_forwardWhat is/are the characteristics of an ideal microscope? I. Low f-number. II. High f-number. III. Short wavelength of "light" used IV. Long wavelength of "light" used A. I only. B. II only. C. III only. D. Both I and III. E. Both II and IV.arrow_forward
- Unlike the previous microscope, the TEM relied on ______, not on light. a.energy b.eons c.electrons d.electricityarrow_forwardThe phase-contrast microscope is best suited for observing a. living organisms in an uncovered drop on a slide. b. stained slides with cover glasses. c. living organisms in hanging drop slide preparations. d. living organisms on a slide with a cover glassarrow_forwardImage A: Image B: 25 um O A. image A- scanning electron microscope, Image B- phase contrast microscope O B. Image A brightfield microscope; Image B- darkfield microscope O C.image A- brightfield scanning microscope Image B- phase contrast scanning microscope D. image A- transmission electron microscope, Image B- scanning electron microscope O E. image A- scanning electron microscrope, Image B- transmission electron microscopearrow_forward
- What is a technique often used to study the three-dimensional structure of proteins? A.X-ray crystallographyB.Optical coherence tomographyC.Fluorescence microscopyD.Super-resolution microscopyarrow_forwardParagraph 3. If the ocular lens on a microscope has a magnification of 20OX, what is the total magnification of: a. a scanning lens with magnification of 4X b. a low-power lens with a magnification of 1oX c. a high power lens with a magnification of 40X d. an oil-immersion lens with a magnification of 100X 4. Choose how the letter "R" will appear as viewed under a microscope. R B R As viewed with the naked eye b. a. P. 5. True/False a. Begin the focusing process with the high-power objective. b. Store the microscope with the oil-immersion objective in position. c. Use tissue d. The coarse adjustment knob can be used with any objective lens. раper and water to clean the ocular and objective lenses.arrow_forwardWhat part of the microscope adjusts the magnification of the microscope? Group of answer choices A. objective lens B. on/off switch C. iris D. course adjustmentarrow_forward
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